.all {
    width: 100%;
}

.middle {
    width: 1420px;
    margin: 4% auto;
}

.txt {
    line-height: 45px;
    font-size: 18px;
    color: #333;
}
.img {
    float: right;
    display: inline-block;
    width: 42%;
    margin-left: 4%;
    margin-top: 14px;
}

    .img img {
        width: 100%;
    }
.phmiddle{display:none;}
.nav-ul {
    list-style: none;
}

a {
    text-decoration: none;
}

.nav-li a {
    color: #333333;
    font-family: "΢ÈíÑźÚ";
    /* font-size: 18px;*/
    font-size: 20px;
}
.nav-ul {
    list-style: none;
    width: 1420px;
    margin: auto;
    border-bottom: 1px solid #dadada;
    height: 82px;
    clear: both;
}

.nav-li2 {
    /*width: 190px;*/
    float: left;
    height: auto;
    padding-top: 20px;
    line-height: 40px;
    padding-bottom: 20px;
    padding-left: 13px;
    margin-right: 25px;
}
    .nav-li2 a {
        color: #333333;
        font-family: "΢ÈíÑźÚ";
        font-size: 18px;
    }

ul, li {
    list-style: none;
    padding: 0;
    margin: 0;
}

.xuanzhong {
    color: #145499 !important;
    font-weight: 600;
    padding-bottom: 26px;
    border-bottom: solid 4px #145499;
}

.xuanzhong2 {
    color: #145499 !important;
    font-weight: 600;
    font-size: 18px !important;
    /*border-bottom: solid 4px #145499;*/
    padding-bottom: 28px;
}
@media only screen and (max-width:768px) {
    .c-head {
        width: 105%;
        margin: auto;
        height: 100%;
        border-bottom: 1px solid #dadada;
        overflow-x: auto;
    }
    .nav-ul {
        list-style: none;
        width: 140%;
        margin: auto;
        height: 82px;
        clear: both;
    }
    .middle {
        display:none;
            width: 100%;
            margin: 4% auto;
        }
        .img {
             float: none; 
             display: block; 
            width: 100%;
            margin: 5% auto;
        }
        .txt {
            font-size: 16px;
            color: #333;
            padding: 0 5%;
            line-height: 35px;
        }
    .phmiddle {
        display: block;
        width: 100%;
        margin: 4% auto;
    }
    }<!--ºÄʱ1753327386.5916Ãë-->